Tannin stain inhibitor comprising an aluminate salt complexing agent

Abstract

A tannin stain inhibitor and method of blocking tannin stain migration within wood or wood composite substrates uses an aluminate based chemical composition. The aluminate based complex chemical composition is incorporated into a conventional coating product, which when applied to a wood or wood composite substrate, exhibits improved tannin stain inhibiting properties.

What is claimed is:  
     
       1. A method of blocking tannin migration within wood and wood composite substrates having tannin compounds with phenol groups, comprising the steps of: 
       creating an aluminate based chemical composition, said aluminate based chemical composition having the ability to metal chelate with the phenol groups of tannin compounds to produce an insoluble, stable compound;  
       incorporating said aluminate based chemical composition into a wood coating product selected from the group consisting of paints, primers and stains, whereby creating a tannin stain inhibiting product; and  
       applying said tannin stain inhibiting product to said substrate.  
     
     
       2. The method as claimed in  claim 1  wherein said aluminate based chemical composition is an aluminate salt. 
     
     
       3. The method as claimed in  claim 1  wherein said aluminate based chemical composition comprises: 
       water;  
       an aluminate complexing agent;  
       a stabilizing agent; and  
       a solvent.  
     
     
       4. The method as claimed in  claim 3  wherein said aluminate complexing agent is an aluminate salt. 
     
     
       5. The method as claimed in  claim 4  wherein said aluminate salt is sodium aluminate. 
     
     
       6. The method as claimed in  claim 4  wherein said aluminate salt is potassium aluminate. 
     
     
       7. The method as claimed in  claim 3  wherein said stabilizing agent is selected from the group consisting of secondary and tertiary amines. 
     
     
       8. The method as claimed in  claim 3  wherein said stabilizing agent is an aminoethanol compound. 
     
     
       9. The method as claimed in  claim 8  wherein said aminoethanol compound is triethanolamine. 
     
     
       10. The method as claimed in  claim 3  wherein said stabilizing agent is selected from the group consisting of hydroxycarboxylic acid and hydroxy dicarboxylic acid. 
     
     
       11. The method as claimed in  claim 10  wherein said stabilizing agent is selected from the group consisting of tartaric acid, lactic acid, and malic acid. 
     
     
       12. The method as claimed in  claim 3  wherein said solvent is selected from the group consisting of ethylene series glycols, propylene series glycols, and glycol ethers. 
     
     
       13. The method as claimed in  claim 1  wherein said wood coating product is a polymer selected from the group consisting of acrylics, modified acrylics and alkyds. 
     
     
       14. The method as claimed in  claim 1  wherein said substrate is a manufactured composite wood substrate, and the step of applying said tannin stain inhibiting product to said substrate comprises the step of incorporating said tannin stain inhibiting product directly into said manufactured composite wood substrate while being manufactured. 
     
     
       15. A process of producing a tannin stain inhibitor comprising the steps of: 
       mixing together water and an aluminate complexing agent to create a first substance;  
       mixing together said first substance with a stabilizing agent to create a second substance; and  
       mixing together said second substance with a solvent to create said tannin stain inhibitor.  
     
     
       16. The process as claimed in  claim 15  further comprising the step of mixing said tannin stain inhibitor with a wood coating product selected from the group consisting of paints, primers and stains. 
     
     
       17. The process as claimed in  claim 16  wherein said wood coating product is a polymer selected from the group consisting of acrylics, modified acrylics and alkyds. 
     
     
       18. The process as claimed in  claim 15  wherein said aluminate complexing agent is an aluminate salt. 
     
     
       19. The process as claimed in  claim 18  wherein said aluminate salt is sodium aluminate. 
     
     
       20. The process as claimed in  claim 18  wherein said aluminate salt is potassium aluminate. 
     
     
       21. The process as claimed in  claim 15  wherein said stabilizing agent is selected from the group consisting of secondary and tertiary amines. 
     
     
       22. The process as claimed in  claim 15  wherein said stabilizing agent is an aminoethanol compound. 
     
     
       23. The process as claimed in  claim 22  wherein said aminoethanol compound is triethanolamine. 
     
     
       24. The process as claimed in  claim 15  wherein said stabilizing agent is selected from the group consisting of hydroxycarboxylic acid and hydroxy dicarboxylic acid. 
     
     
       25. The process as claimed in  claim 24  wherein said stabilizing agent is selected from the group consisting of lactic acid, tartaric acid, and malic acid. 
     
     
       26. The process as claimed in  claim 15  wherein said solvent is selected from the group consisting of ethylene series glycols, propylene series glycols, and glycol ethers. 
     
     
       27. A tannin stain inhibiting chemical composition, comprising: 
       water;  
       an aluminate complexing agent;  
       a stabilizing agent; and  
       a solvent.  
     
     
       28. The composition as claimed in  claim 27  wherein said aluminate completing agent is an aluminate salt. 
     
     
       29. The composition as claimed in  claim 28  wherein said aluminate salt is sodium aluminate. 
     
     
       30. The composition as claimed in  claim 28  wherein said aluminate salt is potassium aluminate. 
     
     
       31. The composition as claimed in  claim 27  wherein said stabilizing agent is selected from the group consisting of secondary and tertiary amines. 
     
     
       32. The composition as claimed in  claim 27  wherein said stabilizing agent is an aminoethanol compound. 
     
     
       33. The composition as claimed in  claim 32  wherein said aminoethanol compound is triethanolamine. 
     
     
       34. The composition as claimed in  claim 27  wherein said stabilizing agent is selected from the group consisting of hydroxycarboxylic acid and hydroxy dicarboxylic acid. 
     
     
       35. The composition as claimed in  claim 34  wherein said stabilizing agent is selected from the group consisting of lactic acid, tartaric acid, and malic acid. 
     
     
       36. The composition as claimed in  claim 27  wherein said solvent is selected from the group consisting of ethylene series glycols, propylene series glycols, and glycol ethers. 
     
     
       37. The chemical composition of  claim 27 , wherein said chemical composition comprises 0-75% water, 10-100% aluminate complexing agent, 0.1-30% stabilizing agent, and 0.1-10% solvent. 
     
     
       38. A paint mixture, including the chemical composition of  claim 27 , that, when applied to a wood or wood composite substrate surface, inhibits the migration and leachate of tannins along the applied area. 
     
     
       39. The paint mixture of  claim 38 , wherein said paint mixture includes 0.1-30% total formula weight of said chemical composition. 
     
     
       40. A stain coating system mixture, including the chemical composition of  claim 27 , that, when applied to a wood or wood composite substrate surface, inhibits the migration and leachate of tannins along the applied area. 
     
     
       41. The stain coating system mixture of  claim 40 , wherein said stain coating mixture includes 0.1-50% total formula weight of said chemical composition. 
     
     
       42. A method of blocking tannin migration within wood and wood composite substrates having tannin compounds with phenol groups, comprising the step of applying an aluminate based compound to the surface of said wood and wood composite substrates, said aluminate based compound comprising water, an aluminate complexing agent, a stabilizing agent and a solvent. 
     
     
       43. The method as claimed in  claim 42  wherein said aluminate complexing agent is an aluminate salt.